Ecuador
Ditunjukkan sekarang: Ecuador - Setem-setem cukai pos (1920 - 1961) - 1 Setem-setem.
1938
Postage Stamps of 1936 Overprinted "CASA DE CORREOS Y TELEGRAFOS DE GUAYAQUIL" in Red Colour
WM: Tiada Perforasi: 12½
![[Postage Stamps of 1936 Overprinted "CASA DE CORREOS Y TELEGRAFOS DE GUAYAQUIL" in Red Colour, jenis AA]](https://www.stampworld.com/media/catalogue/Ecuador/Postal-tax-stamps/AA-s.jpg)
